cvs commit: src/sys/dev/usb uhub.c
iedowse at maths.tcd.ie
Sun Mar 20 17:34:09 PST 2005
In message <20050321003007.GO53520 at cicely12.cicely.de>, Bernd Walter writes:
>On Sun, Mar 20, 2005 at 11:45:00PM +0000, Ian Dowse wrote:
>> Root hubs don't have transaction translators, so skip printing the
>> message about them if the hub depth is zero.
>This is only true for the current hardware we support.
>AFAIK the Philips ISP1761 is a EHCI derived USB On-The-Go controller
>without companion controllers using a TT on the root hub.
Ok, thanks for the information - I guess we may need a different
way to detect whether transaction translation is present. Although,
just looking for information on the ISP1761, it might actually have
a real non-root hub built in, as it claims to be EHCI compliant.
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